Yes there are. Transaction limits are based on information you submit about yourself and they are at three (3) levels - Low, Medium and High. Access your GhanaPay limit from the GhanaPay app or by dialing the *707#. Transaction limit can be increased by visiting any branch of the bank you selected during the registration process.
The Ghana Interbank Payment and Settlement Systems Limited (GhIPSS) is a wholly owned subsidiary of the Bank of Ghana.